package p1;

public class People {
    public void say(){
        System.out.println("say hello");
    }
    protected void walk(){
        System.out.println("走路");
    }
    void run(){
        System.out.println("跑");
    }
    private void jump(){
        System.out.println("跳");
    }
    private void look(){
        this.say();
        this.walk();
        this.run();
        this.jump();
    }
}
